Finding the Fourth Proportional to 3,553,381.89, 4,903,667.01 and 1,921,789.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,553,381.89 : 4,903,667.01 = 1,921,789.25 : x
2. Step 2: Convert to fraction form
   3,553,381.89/4,903,667.01 = 1,921,789.25/x
3. Step 3: Cross multiply
   3,553,381.89x = 4,903,667.01 × 1,921,789.25
4. Step 4: Simplify right side
   3,553,381.89x = 9,423,814,566,851.19
5. Step 5: Solve for x
   x = 9,423,814,566,851.19/3,553,381.89
6. Step 6: Final answer
   x = 2,652,069.17